<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title>按钮作为addon</title>
		<meta name="viewport" content="width=device-width,user-scalable=no,initial-scale=1.0,maximum=1.0,minimum-scale=1.0"/>
		<link href="css/bootstrap.css" rel="stylesheet" />
	</head>
	<body>
		<div class="input-group">
			<input type="text" class="form-control" placeholder="请输入要搜索的内容">
			<span class="input-group-btn">
				<button class="btn btn-primary" type="button">百度一下</button>
			</span>
		</div>
	</body>
</html>
